CVE-2021-21358mediumCWE-79

CVE-2021-21358: medium-severity vulnerability in TYPO3.CMS

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in typo3/cms-form

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.4epss 0.9%
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that the Form Designer backend module of the Form Framework is vulnerable to cross-site scripting. A valid backend user account with access to the form module is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
TYPO3 · TYPO3.CMS
Related CVEs — TYPO3.CMS

In the same product, most dangerous first.

CVE-2021-21359MEDIUMDenial of Service in Page Error HandlingEPSS 1.7%CVE-2021-21355HIGHUnrestricted File Upload in Form FrameworkEPSS 1.6%CVE-2021-21357HIGHBroken Access Control in Form FrameworkEPSS 1.6%CVE-2021-21338MEDIUMOpen Redirection in Login HandlingEPSS 1.1%CVE-2021-21339MEDIUMCleartext storage of session identifierEPSS 0.9%CVE-2021-21370MEDIUMCross-Site Scripting in Content Preview (CType menu)EPSS 0.9%